:root {
  color-scheme: dark;
  --color-bg: #06121d;
  --color-bg-deep: #030b12;
  --color-surface: #0b1b29;
  --color-surface-strong: #102638;
  --color-text: #f3f7f8;
  --color-muted: #a2b3bf;
  --color-accent: #35d6c4;
  --color-accent-strong: #73f3df;
  --color-border: rgba(154, 198, 210, 0.18);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
  --content: 74rem;
  --radius: 1.15rem;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  scroll-behavior: smooth;
}

* { box-sizing: border-box; }
html { background: var(--color-bg-deep); scroll-padding-top: 6rem; }
body {
  margin: 0;
  min-width: 20rem;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% 10%, rgba(53, 214, 196, 0.1), transparent 28rem),
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-deep) 100%);
  color: var(--color-text);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(92, 146, 160, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92, 146, 160, 0.035) 1px, transparent 1px);
  background-size: 4rem 4rem;
  content: "";
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

a { color: inherit; text-underline-offset: 0.24em; }
a:hover { color: var(--color-accent-strong); }
img { display: block; max-width: 100%; }
p { margin: 0; color: var(--color-muted); }
h1, h2, h3 { margin: 0; color: var(--color-text); line-height: 1.08; letter-spacing: -0.035em; }
h1 { max-width: 18ch; font-size: clamp(2.4rem, 4.5vw, 3.6rem); line-height: 1; }
h2 { max-width: 22ch; font-size: clamp(1.9rem, 3.6vw, 3.35rem); }
h3 { font-size: 1.2rem; }

:focus-visible {
  outline: 3px solid var(--color-accent-strong);
  outline-offset: 4px;
  border-radius: 0.3rem;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  transform: translateY(-180%);
  border-radius: 0.5rem;
  background: var(--color-accent);
  color: var(--color-bg-deep);
  font-weight: 800;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
  background: rgba(6, 18, 29, 0.82);
  backdrop-filter: blur(18px);
}
.wordmark {
  display: grid;
  width: 2.9rem;
  height: 2.9rem;
  place-items: center;
  border: 1px solid rgba(53, 214, 196, 0.45);
  border-radius: 0.65rem;
  color: var(--color-text);
  font-weight: 900;
  letter-spacing: -0.08em;
  text-decoration: none;
}
.primary-nav { display: flex; align-items: center; gap: 1.6rem; }
.primary-nav a { color: var(--color-muted); font-size: 0.9rem; font-weight: 700; text-decoration: none; }
.primary-nav a:hover { color: var(--color-text); }
.menu-button {
  display: none;
  min-height: 2.75rem;
  padding: 0 1rem;
  border: 1px solid var(--color-border);
  border-radius: 0.55rem;
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 800;
}

main, .site-footer { width: min(calc(100% - 2rem), var(--content)); margin-inline: auto; }
.section { padding-block: clamp(3.5rem, 7vw, 6.5rem); border-bottom: 1px solid var(--color-border); }
.eyebrow {
  margin-bottom: 0.9rem;
  color: var(--color-accent);
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(19rem, 0.82fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  min-height: calc(88vh - 5rem);
  padding-block: clamp(2rem, 4vh, 3rem);
}
.hero-copy > p:not(.eyebrow, .availability) { max-width: 39rem; margin-top: 1rem; font-size: clamp(1rem, 1.5vw, 1.12rem); }
.availability { margin-top: 1rem; color: var(--color-text); font-size: 0.9rem; font-weight: 750; }
.availability::before { color: var(--color-accent); content: "// "; }
.hero-actions, .contact-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.7rem; margin-top: 1.15rem; }
.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 0.65rem;
  font-size: 0.95rem;
  font-weight: 850;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}
.button:hover { transform: translateY(-2px); color: inherit; }
.button-primary { background: var(--color-accent); color: #021512; }
.button-primary:hover { background: var(--color-accent-strong); color: #021512; }
.button-secondary { border-color: var(--color-border); background: rgba(16, 38, 56, 0.7); }
.button-secondary:hover { border-color: rgba(53, 214, 196, 0.58); }
.profile-links { display: flex; gap: 1.1rem; margin-top: 1.2rem; }
.profile-links a { color: var(--color-muted); font-size: 0.9rem; font-weight: 750; }

.portrait-frame {
  position: relative;
  isolation: isolate;
  margin: 0;
  padding: 1.1rem 1.1rem 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius) * 1.4);
  background:
    radial-gradient(circle at 60% 28%, rgba(53, 214, 196, 0.2), transparent 38%),
    linear-gradient(145deg, var(--color-surface-strong), #07131f 70%);
  box-shadow: var(--shadow);
}
.portrait-frame::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(115, 243, 223, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115, 243, 223, 0.08) 1px, transparent 1px);
  background-size: 2.2rem 2.2rem;
  content: "";
}
.portrait-frame img { width: 100%; height: auto; filter: drop-shadow(0 1.5rem 1.8rem rgba(0, 0, 0, 0.35)); }
.portrait-frame figcaption {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  max-width: 15rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 0.55rem;
  background: rgba(3, 11, 18, 0.82);
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.35;
  backdrop-filter: blur(8px);
}

.metrics { padding-block: 1.7rem; }
.metrics dl { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; }
.metrics dl > div { padding: 1rem clamp(1rem, 3vw, 2.2rem); border-left: 1px solid var(--color-border); }
.metrics dl > div:first-child { border-left: 0; padding-left: 0; }
.metrics dt { color: var(--color-text); font-size: clamp(1.8rem, 4vw, 3.2rem); font-weight: 900; letter-spacing: -0.055em; }
.metrics dd { margin: 0.15rem 0 0; color: var(--color-muted); font-size: 0.875rem; }

.work > p:not(.eyebrow) { max-width: 52rem; margin-top: 1.15rem; font-size: 1.05rem; }
.architecture-flow { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 2rem; border: 1px solid var(--color-border); border-radius: var(--radius); background: rgba(11, 27, 41, 0.72); }
.architecture-flow span { position: relative; padding: 1rem; color: var(--color-text); font-size: 0.88rem; font-weight: 800; }
.architecture-flow span + span { border-left: 1px solid var(--color-border); }
.architecture-flow span:not(:last-child)::after { position: absolute; top: 50%; right: -0.45rem; z-index: 2; color: var(--color-accent); content: "›"; transform: translateY(-52%); }
.work-tags { display: flex; flex-wrap: wrap; gap: 0.55rem; margin: 1rem 0 0; padding: 0; list-style: none; }
.work-tags li { padding: 0.38rem 0.7rem; border: 1px solid var(--color-border); border-radius: 999px; color: var(--color-accent-strong); font-size: 0.875rem; font-weight: 750; }
.work-details { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 1rem; margin-top: 1rem; }
.work-details > div { padding: clamp(1.2rem, 2.5vw, 1.6rem); border: 1px solid var(--color-border); border-radius: var(--radius); background: rgba(11, 27, 41, 0.48); }
.work-details ul { margin: 0.75rem 0 0; padding-left: 1.2rem; color: var(--color-muted); }
.work-details p { margin-top: 0.75rem; }

.strength-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.85rem; margin-top: 2rem; }
.strength-grid article { padding: clamp(1.25rem, 2.5vw, 1.8rem); border-top: 2px solid var(--color-accent); background: linear-gradient(145deg, rgba(16, 38, 56, 0.85), rgba(7, 19, 31, 0.75)); }
.strength-grid p { margin-top: 0.65rem; }

.experience-entry { display: grid; grid-template-columns: 0.75fr 1.25fr; gap: clamp(1.5rem, 5vw, 4.5rem); margin-top: 2rem; padding-top: 1.4rem; border-top: 1px solid var(--color-border); }
.experience-entry .role { color: var(--color-accent); font-size: 0.88rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.1em; }
.experience-entry h3 { margin-top: 0.55rem; font-size: 1.7rem; }
.experience-date { margin-top: 0.65rem; font-size: 0.9rem; }
.experience-entry > p { font-size: 1.03rem; }

.stack-groups { display: grid; grid-template-columns: repeat(12, 1fr); gap: 0.85rem; margin-top: 2rem; }
.stack-groups section { grid-column: span 4; padding: 1.15rem; border: 1px solid var(--color-border); border-radius: 0.8rem; }
.stack-groups section:nth-child(4), .stack-groups section:nth-child(5) { grid-column: span 6; }
.stack-groups p { margin-top: 0.7rem; font-size: 1rem; }

.about { display: grid; grid-template-columns: 0.8fr 1.2fr; column-gap: clamp(2rem, 6vw, 7rem); }
.about .eyebrow { grid-column: 1 / -1; }
.about > p:last-child { align-self: end; font-size: 1.08rem; }

.contact { position: relative; overflow: hidden; }
.contact::after { position: absolute; right: -7rem; bottom: -10rem; width: 24rem; height: 24rem; border: 1px solid rgba(53, 214, 196, 0.2); border-radius: 50%; content: ""; box-shadow: 0 0 0 4rem rgba(53, 214, 196, 0.025), 0 0 0 8rem rgba(53, 214, 196, 0.018); pointer-events: none; }
.contact > p:not(.eyebrow) { max-width: 39rem; margin-top: 1.25rem; }
.contact-actions > a:not(.button) { position: relative; z-index: 1; padding: 0.65rem; font-size: 0.9rem; font-weight: 750; }
.site-footer { padding-block: 2rem; }
.site-footer p { font-size: 0.875rem; }

.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

@media (max-width: 900px) {
  .site-header { flex-wrap: wrap; }
  .primary-nav { width: 100%; flex-wrap: wrap; justify-content: flex-end; gap: 0.75rem; margin-top: 0.75rem; }
  .js .menu-button { display: inline-flex; align-items: center; }
  .js .primary-nav { position: absolute; top: calc(100% + 0.5rem); right: 0; display: none; width: min(18rem, calc(100vw - 2rem)); flex-direction: column; align-items: stretch; gap: 0; margin-top: 0; padding: 0.5rem; border: 1px solid var(--color-border); border-radius: 0.75rem; background: var(--color-surface); box-shadow: var(--shadow); }
  .js .primary-nav[data-open] { display: flex; }
  .primary-nav a { min-height: 2.8rem; padding: 0.65rem 0.75rem; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 4rem; }
  .portrait-frame { width: min(100%, 32rem); }
  .metrics dl { grid-template-columns: repeat(2, 1fr); }
  .metrics dl > div:nth-child(3) { border-left: 0; }
  .work-details, .experience-entry, .about { grid-template-columns: 1fr; }
  .about > p:last-child { margin-top: 1rem; }
  .stack-groups section, .stack-groups section:nth-child(4), .stack-groups section:nth-child(5) { grid-column: span 6; }
}

@media (min-width: 901px) {
  .primary-nav { display: flex !important; }
}

@media (max-width: 620px) {
  .site-header, main, .site-footer { width: min(calc(100% - 1.25rem), var(--content)); }
  .section { padding-block: 3.5rem; }
  .hero { gap: 2rem; }
  .hero-actions .button { width: 100%; }
  .metrics dl, .strength-grid, .architecture-flow { grid-template-columns: 1fr; }
  .metrics dl > div { padding: 1rem 0; border-top: 1px solid var(--color-border); border-left: 0; }
  .metrics dl > div:first-child { border-top: 0; }
  .architecture-flow span + span { border-top: 1px solid var(--color-border); border-left: 0; }
  .architecture-flow span:not(:last-child)::after { top: auto; right: 1.1rem; bottom: -0.75rem; transform: rotate(90deg); }
  .stack-groups section, .stack-groups section:nth-child(4), .stack-groups section:nth-child(5) { grid-column: 1 / -1; }
  .portrait-frame figcaption { right: 0.65rem; bottom: 0.65rem; max-width: 12rem; }
}

@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}